1383814-88-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1383814-88-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,3,8,1 and 4 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1383814-88:
(9*1)+(8*3)+(7*8)+(6*3)+(5*8)+(4*1)+(3*4)+(2*8)+(1*8)=187
187 % 10 = 7
So 1383814-88-7 is a valid CAS Registry Number.